All Systems are forms of Capitalism (but voluntary?)
Socialism, Feudalism, Mecantilism, Monarchies, Communism....
Somebody decides they would like something to be fixed, built, invented.... they either voluntarily raise their own money, use their own time and energy and take risks of losing the above.... or, somebody who controls the Army and All the Guns TELLS YOU....
This land will belong to this group/person/company (Capital allocation)
Your time will be spent doing this (Labor Allocation)
My rules are now the ONLY RULES (Arbitration / Legislation / Judiciary (or none)
Losses are due to the incompetence of others (kill them) or the peasants not having their collective hearts and minds properly dedicated (Mao Great Leap Backward / Cultural Revolution
......Capitalism will have some Big Winners... but generally, nobody is compelled to eat ZOO ANIMALS because a socialist Dictator named Jugo Chavez appointed a boot-licking Bus Driver to Run every industry in the country.